Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb shackle

2 senses of shackle

Sense 1
pinion, shackle -- (bind the arms of)
       => restrain, confine, hold -- (to close within bounds, limit or hold back from movement; "This holds the local until the express passengers change trains"; "About a dozen animals were held inside the stockade"; "The illegal immigrants were held at a detention center"; "The terrorists held the journalists for ransom")

Sense 2
fetter, shackle -- (restrain with fetters)
       => restrain, confine, hold -- (to close within bounds, limit or hold back from movement; "This holds the local until the express passengers change trains"; "About a dozen animals were held inside the stockade"; "The illegal immigrants were held at a detention center"; "The terrorists held the journalists for ransom")

Antonyms of adj shackled

1 sense of shackled

Sense 1
fettered, shackled -- (bound by chains fastened around the ankles)

INDIRECT (VIA bound) -> unbound -- (not restrained or tied down by bonds)

Similarity of adj shackled

1 sense of shackled

Sense 1
fettered, shackled -- (bound by chains fastened around the ankles)
       => bound (vs. unbound) -- (confined by bonds; "bound and gagged hostages")